Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 38 insertions, 0 deletions

diff --git a/tests/ui/const-generics/generic_const_exprs/issue-83972.rs b/tests/ui/const-generics/generic_const_exprs/issue-83972.rs
new file mode 100644
index 000000000..0063719b8
--- /dev/null
+++ b/tests/ui/const-generics/generic_const_exprs/issue-83972.rs
@@ -0,0 +1,38 @@
+// build-pass
+
+#![allow(incomplete_features)]
+#![feature(generic_const_exprs)]
+
+pub trait Foo {
+    fn foo(&self);
+}
+
+pub struct FooImpl<const N: usize>;
+impl<const N: usize> Foo for FooImpl<N> {
+    fn foo(&self) {}
+}
+
+pub trait Bar: 'static {
+    type Foo: Foo;
+    fn get() -> &'static Self::Foo;
+}
+
+struct BarImpl;
+impl Bar for BarImpl {
+    type Foo = FooImpl<
+        {
+            { 4 }
+        },
+    >;
+    fn get() -> &'static Self::Foo {
+        &FooImpl
+    }
+}
+
+pub fn boom<B: Bar>() {
+    B::get().foo();
+}
+
+fn main() {
+    boom::<BarImpl>();
+}